1013583942 has 80 divisors (see below), whose sum is σ = 2615830272. Its totient is φ = 287342640.

The previous prime is 1013583931. The next prime is 1013583971. The reversal of 1013583942 is 2493853101.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1013583897 and 1013583906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 145143 + ... + 151965.

Almost surely, 2^1013583942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013583942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1307915136).

1013583942 is an abundant number, since it is smaller than the sum of its proper divisors (1602246330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013583942 is a wasteful number, since it uses less digits than its factorization.

1013583942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6975 (or 6966 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1013583942 is about 31836.8331025559. The cubic root of 1013583942 is about 1004.5076313961.

The spelling of 1013583942 in words is "one billion, thirteen million, five hundred eighty-three thousand, nine hundred forty-two".